<template>
    <div class="index-question">
      <div class="index-question-table-box">
        <page-container class="left">
          <el-form inline="true" ref="formModel" :model="form">
            <el-form-item style="max-width:864px">
              <el-input v-model="params.keyword" placeholder="请您输入题目标题或内容"
                style="width: 100%; margin: 20px 0 20px 10px;" />
            </el-form-item class="question-header">
            <el-form-item style="width: 180px;">
              <selector v-model="params.difficulty"></selector>
            </el-form-item>
            <el-form-item>
              <el-button type="primary" plain @click="onSearch">搜索</el-button>
              <el-button type="info" plain @click="onReset">重置</el-button>
            </el-form-item>
          </el-form>
          <!-- 表格 -->
          <el-table :data="questionList" height="580px" style="width: 100%">
            <el-table-column align="center" width="100px" label="序号">
              <template #default="{ $index }">
                {{ (params.pageNum - 1) * params.pageSize + $index + 1 }}
              </template>
            </el-table-column>
            <el-table-column align="left" prop="title" :show-overflow-tooltip="true" label="题目标题" />
            <el-table-column align="center" width="180px" prop="difficulty" label="题目难度">
              <template #default="{ row }">
                <div style="color:#3EC8FF;" v-if="row.difficulty === 1">简单</div>
                <div style="color:#FE7909;" v-if="row.difficulty === 2">中等</div>
                <div style="color:#FD4C40;" v-if="row.difficulty === 3">困难</div>
              </template>
            </el-table-column>
            <el-table-column label="操作" align="center" width="180px">
              <template #default="{ row }">
                <el-button type="text" plain v-if="isLogin" @click="goQuestTest(row.questionId)">
                  开始答题
                </el-button>
                <span style="color:#9E9E9E;" v-else>请登录后参与答题</span>
              </template>
            </el-table-column>
          </el-table>
          <!-- 分页区域 -->
          <el-pagination background layout="total, sizes, prev, pager, next, jumper" :total="total"
            v-model:current-page="params.pageNum" v-model:page-size="params.pageSize" :page-sizes="[5, 10, 15, 20]"
            @size-change="handleSizeChange" @current-change="handleCurrentChange"
            style="margin:20px 100px 20px 0; justify-content: flex-end" />
        </page-container>
        <div class="right">
          <div class="top-box">
            <el-calendar v-model="today"> </el-calendar>
          </div>
          <div class="bot-box">
            <div class="title"><img width="96px" height="24px" src="@/assets/rebang.png" alt=""></div>
            <div class="hot-list">
              <div class="list-item" v-for="(item, index) in hotQuestionList" :key="'hot_' + index">
                <img class="index-box" v-if="index == 0" src="@/assets/images/icon_1.png" alt="">
                <img class="index-box" v-if="index == 1" src="@/assets/images/icon_2.png" alt="">
                <img class="index-box" v-if="index == 2" src="@/assets/images/icon_3.png" alt="">
                <span class="index-box" v-if="index > 2">{{ index + 1 }}</span>
                <span class="txt" :title="item.title">{{ item.title }}</span>
              </div>
            </div>
          </div>
        </div>
      </div>
    </div>
  </template>
  
  <script setup>
  import { reactive, ref } from "vue"
  import Selector from "@/components/QuestionSelector.vue"
  import { getQuestionListService } from '@/apis/question'
  import { getToken } from "@/utils/cookie"
  import router from "@/router"
  import { getUserInfoService } from "@/apis/user"
  
  const params = reactive({
    pageNum: 1,
    pageSize: 10,
    difficulty: '',
    keyword: ''
  })
  let today = ref(new Date()) //日历默认今天
  const questionList = ref([]) //题目列表
  const total = ref(0)
  const isLogin = ref(false)
  
  async function checkLogin() {
    if (getToken()) {
      await getUserInfoService()
      isLogin.value = true
    }
  }
  checkLogin()
  
  async function getQuestionList() {
    const result = await getQuestionListService(params)
    questionList.value = result.rows
    total.value = result.total
  }
  getQuestionList()
  
  // 搜索/重置
  function onSearch() {
    params.pageNum = 1
    getQuestionList()
  }
  
  function onReset() {
    params.pageNum = 1
    params.pageSize = 9
    params.difficulty = ''
    params.keyword = ''
    getQuestionList()
  }
  
  // 分页
  function handleSizeChange(newSize) {
    console.log(params.pageSize)
    params.pageNum = 1
    getQuestionList()
  }
  
  function handleCurrentChange(newPage) {
    getQuestionList()
  }
  
  function goQuestTest(questionId) {
    router.push(`/c-oj/answer?questionId=${questionId}`)
  }
  </script>
  
  <style lang="scss" scoped>
  .index-question-table-box {
    display: flex;
    max-width: 1520px;
    width: 100%;
    justify-content: space-between;
  
    :deep(.el-pagination) {
  
      .el-select .el-select__wrapper,
      .el-input .el-input__wrapper {
        height: 24px;
      }
    }
  
    .right {
      width: 340px;
  
      :deep(.top-box) {
        width: 100%;
        height: 345px;
        padding-bottom: 20px;
        margin-bottom: 20px;
        border-radius: 16px;
        background: linear-gradient(164deg, #E2F7FF 0%, #FFFFFF 50%);
  
        .el-calendar,
        .el-calendar__body {
          background: transparent;
        }
  
        .el-calendar {
          position: relative;
  
          .el-calendar__title {
            font-weight: bold;
          }
  
          .el-calendar__header {
            border: none;
            padding-bottom: 0;
          }
  
          .el-calendar__button-group {
            text-align: center;
            background: transparent;
  
            .el-button-group>.el-button {
              color: #1f2122;
              border: none;
              background: rgba(255, 255, 255, .1);
            }
          }
  
          .el-calendar-table {
            thead th {
              color: #32C5FF;
              font-size: 12px;
              font-weight: bold;
            }
  
            .el-calendar-day {
              height: 40px;
              text-align: center;
            }
  
            td {
              border: none;
            }
          }
        }
  
      }
  
      .bot-box {
        width: 340px;
        border-radius: 16px;
        padding-top: 0;
        box-sizing: border-box;
        background: #fff;
        position: relative;
        overflow: hidden;
  
        .title {
          font-weight: bold;
          color: #32C5FF;
          position: relative;
          width: 100%;
          height: 60px;
          padding: 20px;
          padding-bottom: 0;
          background: linear-gradient(169deg, #E2F7FF 0%, #FFFFFF 100%);
  
          span {
            position: absolute;
            display: flex;
            right: 20px;
            font-family: PingFangSC, PingFang SC;
            font-weight: 400;
            font-size: 14px;
            color: #32C5FF;
            bottom: 20px;
            cursor: pointer;
          }
        }
  
        .hot-list {
          width: calc(100% - 40px);
          margin: 0 auto;
          padding-top: 20px;
          padding-bottom: 20px;
  
          .list-item {
            margin-bottom: 18px;
            cursor: pointer;
            display: flex;
            align-items: center;
  
            .index-box {
              display: inline-block;
              text-align: center;
              width: 20px;
              font-family: Tensentype-RuiHeiJ, Tensentype-RuiHeiJ;
              font-weight: normal;
              font-size: 18px;
              color: #999999;
              font-weight: bold;
            }
  
            .txt {
              max-width: calc(100% - 34px);
              overflow: hidden;
              text-overflow: ellipsis;
              white-space: nowrap;
              margin-left: 10px;
              font-family: PingFangSC, PingFang SC;
              font-weight: 400;
              font-size: 16px;
              color: #222222;
              line-height: 22px;
              text-align: left;
              font-style: normal;
            }
  
            &:hover {
              .txt {
                color: #32C5FF;
              }
            }
          }
        }
      }
    }
  
    :deep(.left) {
      width: calc(100% - 360px);
      border: none;
      border-radius: 16px;
      overflow: hidden;
      background: linear-gradient(177deg, #f3fcff 0%, #FFFFFF 10%);
  
      .el-table {
        th.el-table__cell {
          background-color: rgba(50, 197, 255, 0.08) !important;
          font-size: 13px;
        }
  
        td {
          height: 54px;
        }
      }
      .el-card__header {
        font-family: PingFangSC, PingFang SC;
        font-weight: 600;
        font-size: 20px;
        color: #222222;
        line-height: 28px;
        text-align: left;
        font-style: normal;
        border: none;
        padding-bottom: 0;
      }
    }
  }
  
  .el-input__wrapper {
    background-color: #F8F8F8;
  }
  
  .index-question {
    background-color: rgba(247, 247, 247, 1);
    display: flex;
    justify-content: center;
    margin-top: 20px;
  
    .no-border {
      border: none;
    }
  }
  
  .el-table {
    th {
      word-break: break-word;
      background-color: #033e7c !important;
      color: #ffff;
      height: 40px;
      font-weight: 700;
      font-size: 14px;
    }
  }
  </style>
  